from flask import Flask,render_template
from datas import datas
from cos import angle
app=Flask(__name__)
@app.route("/")def index():
    return render_template("demo.html",datas=datas)
    @app.route("/tuijian/<int:id>")
    def tuijian(id):
        current=datas[id]["feature"]
        arr=[]
        for i in range(len(datas)):
            if(i!=id):
                obj={}
                a=angle(current,datas[i]["feature"])
                obj["angle"]=a
                obj["id"]=i
                arr.append(obj)
                def k(v):
                    return v["angle"]
                    arr.sort(key=k)
                    return arr[:5]
                    app.run()